PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20703Seal Ring,pump

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-480-2495 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-480-2495 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-480-2495. Primary manufacturer part number: 20703.
Features
  • Seal Ring,pump — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal Ring,pump, cataloged under National Stock Number 4320-00-480-2495, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Ring,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232)
Technical Specifications
ParameterValue
NSN4320-00-480-2495
Primary Part Number20703
Item NameSeal Ring,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5133-00-189-9254 INTERCHANGEABLE
Drill,twist
5307-00-261-037820703 INTERCHANGEABLE
Stud,plain
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
5940-00-451-6228687-078 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5998-01-106-231520703 INTERCHANGEABLE
Circuit Card Assembly
L3 Technologies, Inc. Div Communication Systems-West
4720-01-164-625620703 INTERCHANGEABLE
Hose,preformed
Gates Corporation
4720-01-365-699220703 INTERCHANGEABLE
Hose Assembly,nonmetallic
White L B Co
3120-01-523-915620703 INTERCHANGEABLE
Bushing,sleeve
Silver King Refrigeration Inc.
5310-01-707-500620-703 INTERCHANGEABLE
Washer,flat
Rix Industries
Cross-Reference Index
Part NumberManufacturer
20703 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
20703 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
5133-00-189-9254INTERCHANGEABLE
DRILL,TWIST
5307-00-261-0378INTERCHANGEABLE
STUD,PLAIN
20703
5940-00-451-6228INTERCHANGEABLE
TERMINAL,LUG
687-078
5998-01-106-2315INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
20703
4720-01-164-6256INTERCHANGEABLE
HOSE,PREFORMED
20703
4720-01-365-6992INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
20703
3120-01-523-9156INTERCHANGEABLE
BUSHING,SLEEVE
20703
5310-01-707-5006INTERCHANGEABLE
WASHER,FLAT
20-703

Frequently Asked Questions

What is NSN 4320-00-480-2495?

NSN 4320-00-480-2495 is a Seal Ring,pump, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-480-2495?

NSN 4320-00-480-2495 has 2 cross-referenced part numbers: 20703 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 20703 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging).

What NSN replaces 4320-00-480-2495?

There are 8 known substitutes for 4320-00-480-2495: 5133-00-189-9254, 5307-00-261-0378, 5940-00-451-6228 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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